It's never a bad idea to follow up after all meetings -- both team and 1-1 -- with an email that goes, "As per our discussion, I do X,Y; someone else does Z, 3r

It's never a bad idea to follow up after all meetings -- both team and 1-1 -- with an email that goes, "As per our discussion, I do X,Y; someone else does Z, 3rd person does W, and project A is blocked on B." Then everyone is definitely on the same page as to DRIs and commitments. Or you can hash out disagreements then and there.